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#!/bin/bash -e
#
# Copyright (c) 2012 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
# This tool is used to update libvpx source code to a revision of the upstream
# repository. Modified from Chromium src/third_party/libvpx/update_libvpx.sh
# Usage:
#
# $ ./update_libvpx.sh [branch | revision | file or url containing a revision]
# When specifying a branch it may be necessary to prefix with origin/
# Tools required for running this tool:
#
# 1. Linux / Mac
# 2. git
export LC_ALL=C
die() {
echo "$@"
exit 1
}
# Location for the remote git repository.
GIT_REPO="https://chromium.googlesource.com/webm/libvpx"
# Update to TOT by default.
GIT_BRANCH="main"
BASE_DIR=`pwd`
if [ -n "$1" ]; then
GIT_BRANCH="$1"
if [ -f "$1" ]; then
GIT_BRANCH=$(<"$1")
elif [[ $1 = http* ]]; then
GIT_BRANCH=`curl $1`
fi
fi
prev_hash="$(egrep "^Commit: [[:alnum:]]" README.android | awk '{ print $2 }')"
echo "prev_hash:$prev_hash"
REMOTE="update_upstream"
# Add a remote for upstream git repository
git remote add $REMOTE $GIT_REPO
# Fetch remote's GIT_BRANCH
git fetch $REMOTE $GIT_BRANCH --tags
# Get commit id corresponding to branch/revision in upstream repository
REMOTE_BRANCHES="$(git remote show $REMOTE)"
if [[ "$REMOTE_BRANCHES" == *"$GIT_BRANCH"* ]]; then
UPSTREAM_COMMIT=$(git rev-list -n 1 $REMOTE/$GIT_BRANCH)
else
UPSTREAM_COMMIT=$(git rev-list -n 1 $GIT_BRANCH)
fi
[ -z "$UPSTREAM_COMMIT" ] \
&& die "Unable to get upstream commit corresponding to ${GIT_BRANCH}";
git merge $UPSTREAM_COMMIT
# Get the current commit hash.
hash=$(git log $UPSTREAM_COMMIT -1 --format="%H")
# README reminder.
echo "Update README.android:"
echo "==============="
echo "Date: $(date +"%A %B %d %Y")"
echo "Branch: $GIT_BRANCH"
echo "Commit: $hash"
echo "==============="
echo ""
# Remove the remote added earlier
git remote remove $REMOTE
cd $BASE_DIR
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